Powered by Made-in-China.com
TR Open Close Three-Phase Flexible Rogowski Coil for Current Measurement Protection
US$29.99-69.99
10 Pieces
Sample price:US$69.00/piece.Request sample
Product profile
Customization
AvailableApplication
Electronic, MonitoringType
Current TransformerModel NO.
TRKLS-50RPhase
SingleOperation Condition
IndoorUsage
Protection, MeasurementWinding Form
Single Layer & Tightly Wound TypeInsulating Medium
Insulating PaperInstallation
Active TypeMagnetic Circuit Structure
Single Stage TypeVoltage Transformation Principle
Electromagnetic TypeVoltage Level
0.4/0.66/0.72kvRated Input Current
10~2000AIntegrator Power Supply
5~15VDCIP Protection Class
IP65Transport Package
Standard BoxesSpecification
35HOLETrademark
TROrigin
ChinaHS Code
850450Production Capacity
300000Key features
Flexible Split-Core Design: Allows easy installation without disconnecting primary cables and detects irregular conductors.
Wide Current Range: Rated input current spans from 10A to 2000A for versatile applications.
Customizable Cable Length: RJ45 secondary output cable length can be customized according to customer requirements.
High Accuracy Class: Achieves 0.5% accuracy class with integrator for precise measurement.
Wide Frequency Response: Response bandwidth covers 1Hz to 1MHz with high linearity and no saturation.
Robust IP65 Protection: Shell features IP65 rating for reliable operation in various environments.
Flame Retardant Material: Shell constructed from PC material with Flame Retardant Grade 94-V0.
Company profile

Business Type: Manufacturer/Factory, Group CorporationExport Year: 2015-12-12Average Response Time: ≤4.83h
AI-Powered supplier vetting
SummaryThe supplier demonstrates established manufacturing, quality-management, export, customization, and service-process capabilities. Evidence includes five precision-transformer automation production lines, ERP integration, ISO and product certifications, 18 years of export experience, in-house import/export rights, and documented complaint and corrective-action procedures. It offers ODM and SDK-related capabilities, but reported no new products in the past year and does not provide OEM services for popular brands. Manufacturing capacity is not supported by a valid contract with the factory or related subcontractor. Overseas warehouse and showroom services are unavailable, while inventory capability, international quotation/payment options, and lead times within 15 working days are documented. Financial assessment is inconclusive because the provided figures are not interpretable without units or context.
Supplier typeThe supplier is evidenced as a manufacturer with five precision-transformer automation production lines, ERP-enabled production integration, in-stock capability, ODM availability, and in-house import/export rights. However, the absence of a valid manufacturing-capacity contract with its factory or related subcontractor is a documented structural limitation.
CertificationsThe supplier reports ISO9001:2015, ISO14001, and ISO45001:2018 management-system certifications, along with CE and RoHS product-compliance certifications. Its quality-system certification history extends back to ISO9001 certification and includes the 2015 version obtained in 2018.
After-Sales capabilityWritten and followed procedures are documented for service assessment, corrective and preventive actions, and customer complaints, supporting structured after-sales handling. Inventory capability, accepted international service terms, and lead times within 15 working days are also reported, although overseas warehouse and showroom services are unavailable.
Production capacityFive precision-transformer automation production lines, ERP-based information integration, inventory capability, 21 qualified service-capability suppliers, and peak- and off-season lead times within 15 working days support substantial operational capability. The lack of a valid contract with the factory or related subcontractor is an explicit production-capacity governance deficiency.
Customization capabilityThe supplier supports customization from customer designs and full customization, and also offers ODM services. It does not provide OEM services for popular brands, which limits applicability for brand-specific OEM programs but does not negate its general customization capability.
Client casesThe supplier reports collaboration with Fortune 500 companies and a repeat-buyer preference rate of 30%–50%. It also reports recognition as a Hubei brand-name product and well-known trademark, but the provided slices do not identify customer names, project details, or verifiable case outcomes.
Product Q&A
Q:Can the cable length be customized?
A:
Yes, the length of the secondary output RJ45 crystal terminal network cable can be customized according to customer requirements.
Q:What is the rated input current range?
A:
The rated input current ranges from 10A to 2000A.
Q:Is the coil suitable for irregular conductors?
A:
Yes, the flexible structure design allows it to detect the current of irregular primary conductors.
Q:What is the accuracy class?
A:
The accuracy class is 1% with integrator, or 0.5% for specific models like TRKLS-50R.
Q:Does the product require disconnecting the cable for installation?
A:
No, the split-core structure allows for quick and easy installation or removal without disconnecting the primary cable.
Send Inquiry
*To:
Hubei Tianrui Electronic Co., Ltd.
Hubei Tianrui Electronic Co., Ltd.*Content:
Supplier replies will be sent to your registered email
You may also like
Flexible Rogowski Coil with 100A/10mv for Single Phase Monitor
US$23.00-25.00
300 Pieces(MOQ)
Flexible Rogowski Coil with 500A/50mv for Open Type
US$29.10-32.90
300 Pieces(MOQ)
Heyi Flexible Rogowski Coil Current Measurement with Integrator 333mv Output
US$4.60-5.50
1 Piece(MOQ)
Current Coil with 100A/20mA for Three Phase
US$1.20-1.59
3,000 Pieces(MOQ)
Current Coil with 400A/5A for Three Phase
US$5.50-6.90
500 Pieces(MOQ)
Flexible Current Transformers Rogowski Coils
US$10.00-90.00
1 Piece(MOQ)
Flexible Rogowski Coil Frc-800-G2 Input 10000A with Integrator with 5 Range Current Measurement
US$1.00-155.00
1 Piece(MOQ)
Flexible Rogowski Coil Frc-600-G2 with Integrator Rogowski Transformer 5 Range Current Range Measurement
US$1.00-155.00
1 Piece(MOQ)
100A-100ka Three Phase Flexible Rogowski Coil 333mv
US$11.21-11.96
200 Pieces(MOQ)
High Accuracy 1000A Customized Clamp on Current Sensor Flexible Rogowski Coil
US$20.00-80.00
3 Pieces(MOQ)
TR Open and Close Three-Phase Flexible Rogowski Coil 1000A/1A Current Transformer Rogowski Coil Energy Meter
US$31.98-69.98
10 Pieces(MOQ)
Flexible Rogowski Coil Current Transformer ø 245mm 1-10000A with BNC Connector
US$1.00-75.00
1 Piece(MOQ)
Flexible AC Current Probe Rogowski Coil for Power Analyzer
US$10.25-11.32
200 Pieces(MOQ)
Toroidal Coil Current Transformer Rogowski Coil for Energy Management & Power Metering
US$50.00-70.00
3 Pieces(MOQ)
Reliable Rogowski Coil for Superior Performance in Electronics
US$33.00-200.00
10 Pieces(MOQ)
Clamp-on Flexible Rogowski Coil Sensor Current for meter Measurement
US$8.61-9.23
200 Pieces(MOQ)
OEM ODM Rogowski Coil Current Measurement Transformer Toroidal Coil
US$50.00-70.00
5 Pieces(MOQ)



















